US Patent 7491044 Sealing device of fluid machinery
Patent 7491044 was granted and assigned to Anest Iwata on February, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
September 26, 2007
Date of Patent
February 17, 2009
Patent Application Number
11861743
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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